import { getItem, setItem } from "@/utils/localStorage";
import { nanoid } from "nanoid";
const userTempIdType = "userTempId";
function userTempId() {
  //先判断当前是否存在用户临时id
if(getItem(userTempIdType)){
    return getItem(userTempIdType)
}

  //如果不存在用户临时id,则创建一个用户临时id 并保存起来 然后返回出去
const userTempId = nanoid();
setItem(userTempIdType,userTempId);
return userTempId;
}

export default userTempId;
